Watson Industries, Inc.
DMS-SGP01 Rev B 03/22/2018
16
Appendix A
The following outputs are available via the RS-232 serial link. Their full scale ranges are listed for both decimal and
binary format.
Inertial Output
Full Scale Decimal
Full Scale Binary
Time
UTC
1
HHMMSS.S
Seconds Since Reset
16,383 seconds
Bank Angle
±179.9º
±180º
Elevation Angle
±89.9º
±180º
Heading Angle
0.0 to 359.9º
±180º
X Accelerometer
±9.99 G
±10 G
Y Accelerometer
±9.99 G
±10 G
Z Accelerometer
±9.99 G
±10 G
Forward Acceleration
±9.99 G
±10 G
Lateral Acceleration
±9.99 G
±10 G
Vertical Acceleration
±9.99 G
±10 G
X Angular Rate
±99.9 º/s
±200 º/s
Y Angular Rate
±99.9 º/s
±200 º/s
Z Angular Rate
±99.9 º/s
±200 º/s
Heading Rate
±99.9 º/s
±200 º/s
User Channel 1
±9.99 VDC
±10 VDC
User Channel 2
±9.99 VDC
±10 VDC
User Channel 3
±9.99 VDC
±10 VDC
User Channel 4
±9.99 VDC
±10 VDC
Ground Track
2
/ Forward Velocity
±399.9 Km/hr
±400 Km/hr
Latitude
3
±89.99999
±90° (4 bytes)
Longitude
3
±179.99999
±180° (4 bytes)
Altitude
4
+21500 Feet
32768 Feet
Temperature
-40º to 88ºC
-40º to 88ºC (7 bit)
Status Bits
3 ASCII chars representing
Octal digits
1 byte
Flag Bits
3 ASCII chars representing
Octal digits
1 byte
1
Note: The GPS universal time (UTC) field is filled with asterisks when the data is invalid.
(“******”)
2
Note: The Ground Track Velocity field is filled with asterisks when the data is invalid.
(****.*)
3
Note: The Latitude & Longitude fields are filled with asterisks when the data is invalid.
(“+**.***** +***.*****”)
4
Note: The Altitude field is filled with asterisks when the data is invalid.
(*****)